Shopify change.js edit line item properties

Job ID: 33493719

Budget: €30 – €250 EUR

Need someone who can edit the line item properties via a simple ajax request.I only need. one changed, but the values before have to. be stored because the whole properties object gets overwritten when making a request.
Budget : 50EUR
NO INDEANS PLEASE

Related categories: PHP JavaScript HTML Shopify Templates Shopify